/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.nhncorp.neptune.changelog;

import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.nhncorp.neptune.common.io.NWritable;

public class TestChangeLog implements NWritable, Comparable<TestChangeLog> {
  static final Log LOG = LogFactory.getLog(TestChangeLog.class);

  public int seq;
  public byte[] id;
  public byte[] content;

  public void readFields(DataInput in) throws IOException {
    int totalLength = in.readInt();
    seq = in.readInt();
    int idLength = in.readInt();
    id = new byte[idLength];
    in.readFully(id);
    content = new byte[totalLength - 4 - 4 - idLength];
    in.readFully(content);
  }

  public void write(DataOutput out) throws IOException {
    throw new IOException("NOT IMPLEMENTED");
  }

  public int compareTo(TestChangeLog target) {
    System.out.println(this.seq + " - " + target.seq);
    return this.seq - target.seq; // ascending order
  }
}
